ET INFO Observed File Sharing Domain (scalingo .io in TLS SNI)
Sourceet/open
CreatedAugust 27, 2025
UpdatedAugust 27, 2025
Classificationmisc-activity
alert tls $HOME_NET any -> $EXTERNAL_NET any (msg:"ET INFO Observed File Sharing Domain (scalingo .io in TLS SNI)"; flow:established,to_server; tls.sni; dotprefix; content:".scalingo.io"; endswith; fast_pattern; classtype:misc-activity; sid:2064192; rev:1; metadata:attack_target Client_Endpoint, created_at 2025_08_27, deployment Perimeter, confidence High, signature_severity Informational, tag FileSharing, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2025_08_27;)
Metadata
attack targetClient_Endpoint
created at2025_08_27
deploymentPerimeter
confidenceHigh
signature severityInformational
tagDescription_Generated_By_Proofpoint_Nexus
updated at2025_08_27
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